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Adding more Mat4x4 functionality

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josh
2024-01-30 13:13:09 -05:00
parent 32577f79b8
commit 21ceca62dc
7 changed files with 100 additions and 36 deletions
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7
include/J3ML/Geometry/Frustum.h
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@@ -4,6 +4,7 @@
#pragma once
#include "Plane.h"
#include <J3ML/LinearAlgebra/CoordinateFrame.h>
namespace Geometry
{
@@ -32,11 +33,10 @@ namespace Geometry
Plane LeftFace;
Plane FarFace;
Plane NearFace;
static Frustum CreateFrustumFromCamera(const Camera& cam, float aspect, float fovY, float zNear, float zFar);
static Frustum CreateFrustumFromCamera(const CoordinateFrame& cam, float aspect, float fovY, float zNear, float zFar);
};
Frustum Frustum::CreateFrustumFromCamera(const Camera &cam, float aspect, float fovY, float zNear, float zFar) {
Frustum Frustum::CreateFrustumFromCamera(const CoordinateFrame &cam, float aspect, float fovY, float zNear, float zFar) {
Frustum frustum;
const float halfVSide = zFar * tanf(fovY * 0.5f);
const float halfHSide = halfVSide * aspect;
@@ -51,5 +51,4 @@ namespace Geometry
frustum.BottomFace = Plane{cam.Position, Vector3::Cross(frontMultFar + cam.Up * halfVSide, cam.Right)};
return frustum;
}
}